class_docstr: DALDriver is the parent of all dal drivers. Any child must implement the methods below
  
  Methods
  -------
  get(collection, entity_id)
      get entity object from collection
  set(collection, obj)
      create entity object in collection
  exists(collection, entity_id)
      checks if entity exists in collection
  query(collection, query_params)
      find entities in collection matching params
  delete(collection, entity_id)
      delete entity from collection
code: def __init__(self):
      pass
  
file_path: datmo/datmo/core/storage/driver/__init__.py
imports: from abc import ABCMeta, abstractmethod
  from future.utils import with_metaclass
label_desc: Use image node_id 1 to create a new DALDriver object from inherited base classes:  with example: obj = DALDriver()